Senior Security Engineer

Addison Group; Dallas (TX); On-site; USD 100,000 - 165,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k)

Job summary

Addison Group in Arlington, TX, seeks a Senior Security Engineer to shape and implement the organization’s cybersecurity architecture. This hands-on role will assess security gaps, build protective systems, respond to incidents, and guide IT teams on secure practices.

The candidate will bring 6–10 years of cybersecurity engineering experience, a strong security-architecture background, and hands-on work with SIEM, DLP, and IPS technologies, in an on-site role with on-call support as needed.

Qualifications

• 6–10 years hands-on cybersecurity engineering experience.
• Strong security architecture background and proven design skills.
• Experience implementing SIEM, DLP, and IPS technologies.
• Solid networking, server, and storage security knowledge.
• Ability to lead technical decisions and mentor colleagues.
• A degree or security certification is a plus; relevant experience prioritized.

Responsibilities

• Design and deploy security solutions that support business needs and compliance requirements.
• Assess the current environment, identify vulnerabilities, and propose improvements.
• Develop and maintain security policies, standards, and procedures.
• Build and support security capabilities using SIEM, DLP, IPS, and related tools.
• Monitor security systems, manage access provisioning, and investigate incidents.
• Provide on-call support to resolve urgent production security issues.
• Guide other IT professionals on secure practices and cybersecurity initiatives.

Skills

Security architecture

SIEM

DLP

IPS

Networking

Mentoring

Lead decisions

Education

Bachelor's degree in CS/IT

Tools

SIEM platforms

DLP platforms

IPS technologies

Job description

Job Title: Senior Security Engineer

Location (city, state): Arlington, TX

Assignment Type: Direct hire

Pay: $100,000–$165,000 annually, plus a target 15% bonus

Work Schedule: On-site Monday through Thursday; remote Friday

Benefits: This position is eligible for medical, dental, vision, and 401(k).

We are seeking a Senior Security Engineer to help shape and implement the organization’s cybersecurity architecture. This hands‑on role will assess security gaps, build and maintain protective systems, respond to incidents, and provide technical guidance to other IT team members.

Key Responsibilities

• Design and deploy security solutions that support business needs and compliance requirements.
• Assess the current environment, identify vulnerabilities, and recommend practical improvements.
• Develop and maintain security policies, technical standards, and operating procedures.
• Build and support security capabilities using SIEM, data loss prevention, intrusion prevention, and related tools.
• Monitor security systems, manage access and provisioning activities, and investigate incidents.
• Help resolve urgent production security issues through occasional on‑call support.
• Guide other IT professionals on secure practices and cybersecurity projects.

Qualifications

• Approximately 6–10 years of hands‑on cybersecurity engineering experience.
• Strong background in security architecture, including building or substantially improving security infrastructure.
• Experience implementing and managing SIEM, DLP, and IPS technologies.
• Solid understanding of networking, servers, storage, and how to secure them.
• Ability to lead technical decisions and mentor colleagues.
• Sound judgment and discretion when handling sensitive information.
• A degree or security certification is a plus; relevant work experience is the priority.

Additional Details

This position works with a seven‑person security team that includes another senior team member and five early‑to mid-career analysts and engineers. The interview process is expected to include a video conversation, an on‑site technical discussion, and a final culture conversation.